Who owns the SERPIN trademark?

The SERPIN trademark is owned by Haohao Dong.

What class is the SERPIN trademark registered in?

The SERPIN trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus).

What is the serial number for SERPIN?

The USPTO serial number for SERPIN is 99292746.

What is the registration number for SERPIN?

SERPIN is registered under USPTO registration number 8150450.

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Updated Oct 14, 2026·38 searches this week

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USPTO Trademark Record

REGISTERED

SERPIN

SN 99292746·Reg 8150450·Filed Jul 20, 2025

Owner Haohao Dong

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

SERPIN (Serial No. 99292746), Registration No. 8150450, is a registered US trademark filed on Jul 20, 2025 by Haohao Dong. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

early section 8: February 24, 2032

Mark Intelligence

SERPIN (Reg. #8150450) is a registered US trademark that has been protecting its owner, Haohao Dong, since 2025. The mark covers Class 011 (Lighting, heating, cooling & sanitary apparatus). Goods and services include Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jul 20, 2025

SERIAL

99292746

REG#

8150450

REGISTERED

Feb 24, 2026

Filing Information

StatusREGISTERED

Filing DateJul 20, 2025

Serial Number99292746